| http://www.w3.org/ns/prov#value | - Provided that in case of elliptical and other curved forms of stairs,the tread on inner side shall not be less than 2.5 cm (10 inches).(4) No staircases shall have more than two flights of 12 steps without a turnand the width of the landing between such flights shall be at least the same asthe width of the
|
